No. 51914
AV-48WP30
33
ADJUSTMENT
CHECK ITEMS
Item
Measuring
Instrument
Test point
Adjustment Item
Description
B1
POWER SUPPLY
check
Signal generator
DC Voltmeter
S1 connector
5 pin:TP-91
1 pin:TP-E
(
#
)
1. Receive a black and white signal (color off).
2. Connect the DC voltmeter to S1 connector 5 pin (TP-
91) and TP-E(
#
#
#
#
) (S1 connector 1 pin).
3. Confirm that the voltage is DC140V
±
2V.
HIGH VOLTAGE
check
Signal generator
High Voltage
meter
CRT Anode
1. Receive a white black signal.
2. Connect the high voltage meter between CRT anode
and GND.
3. Check that the High Voltage DC 31.0kV ±1.0kV.
X-RAY
PROTECTOR
check
Resistor
6.8k
Ω
Ω
Ω
Ω
1/6W
±
±
±
±
5%
S1 connector
2 pin:X-Ray2
3 pin:X-Ray1
1. Connect resistor 6.8k
Ω
(1/6W,
±
5%) between
2. 2 pin & 3 pin of the connector S1.
3. Confirm that the X-RAY protector functions operated.
H.FREQUENCY
check
Signal
generator
Remote
control unit
D15 : H.FREQ.
D19 : DEF.RST
1. Receive the black & white signal.
2. Preset from 0 to 1 for D19
<
DEF RST
>
, to adjust D15:
H.FREQ. and memorize data with MUTING key.
3. After adjustment, to preset from 1 to 0 for D19: DEF
RST and Press the MUTING key to memorize data.
Summary of Contents for AV-48WP30
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